16432640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 120

約数和(自身を含む): 46182312

約数和(自身を除く): 29749672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 131, 140, 160, 196, 224, 245, 256, 262, 280, 320, 392, 448, 490, 512, 524, 560, 640, 655, 784, 896, 917, 980, 1048, 1120, 1280, 1310, 1568, 1792, 1834, 1960, 2096, 2240, 2560, 2620, 3136, 3584, 3668, 3920, 4192, 4480, 4585, 5240, 6272, 6419, 7336, 7840, 8384, 8960, 9170, 10480, 12544, 12838, 14672, 15680, 16768, 17920, 18340, 20960, 25088, 25676, 29344, 31360, 32095, 33536, 36680, 41920, 51352, 58688, 62720, 64190, 67072, 73360, 83840, 102704, 117376, 125440, 128380, 146720, 167680, 205408, 234752, 256760, 293440, 335360, 410816, 469504, 513520, 586880, 821632, 1027040, 1173760, 1643264, 2054080, 2347520, 3286528, 4108160, 8216320, 16432640]

約数ペア:

[(1, 16432640), (2, 8216320), (4, 4108160), (5, 3286528), (7, 2347520), (8, 2054080), (10, 1643264), (14, 1173760), (16, 1027040), (20, 821632), (28, 586880), (32, 513520), (35, 469504), (40, 410816), (49, 335360), (56, 293440), (64, 256760), (70, 234752), (80, 205408), (98, 167680), (112, 146720), (128, 128380), (131, 125440), (140, 117376), (160, 102704), (196, 83840), (224, 73360), (245, 67072), (256, 64190), (262, 62720), (280, 58688), (320, 51352), (392, 41920), (448, 36680), (490, 33536), (512, 32095), (524, 31360), (560, 29344), (640, 25676), (655, 25088), (784, 20960), (896, 18340), (917, 17920), (980, 16768), (1048, 15680), (1120, 14672), (1280, 12838), (1310, 12544), (1568, 10480), (1792, 9170), (1834, 8960), (1960, 8384), (2096, 7840), (2240, 7336), (2560, 6419), (2620, 6272), (3136, 5240), (3584, 4585), (3668, 4480), (3920, 4192)]